Just days before President Obama is to arrive in South Korea, North Korea has increased activities at its main nuclear test site, raising suspicions in Seoul and Washington that the country may be preparing to conduct a new underground nuclear test, the South Korean Defense Ministry said Tuesday.

Photographs of Kim Jong-un as a boy have emerged during a concert for the North Korean air force. Pictures showing the 31-year-old North Korean leader as a chubby toddler, saluting while in uniform, were shown on KCTV, the country’s state broadcaster.

The inns, brothels, battlefields and towns of England are sprinkled throughout William Shakespeare's plays. On the Bard's 450th birthday, take a tour of the "sceptred isle" that inspired his works - and look at how the locations have changed.